# cfn-lint MCP Server

> cfn-lint MCP Server — brianterry-cfnlint-mcp. Use this tool when you need to validate AWS CloudFormation templates and ensure compliance with best practices. It solves problems related to template errors, version inconsistencies, and upgrade complexities by providing automated validation, version checking, and upgrade capabilities. The tool takes CloudFormation templates as input and outputs validation reports, making it ideal for use cases involving template development, deployment, and maintenance.

Canonical page: https://skillsregistry.net/skills/brianterry-cfnlint-mcp  
JSON: https://api.skillsregistry.net/v1/skills/brianterry-cfnlint-mcp

## Description

Validate AWS CloudFormation templates using cfn-lint, with tools for validation, version checking, and automatic upgrades.

## Trust

- **Trust score (0–1):** 0.69
- **Verification tier:** scanned
- **Last scanned:** 2026-08-30

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** cloud-infra
- **Updated:** 2026-08-30

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/gq7yh73k2c)
- **Repository:** <https://github.com/brianterry/cfnlint-mcp>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "brianterry-cfnlint-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/brianterry-cfnlint-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/brianterry-cfnlint-mcp/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt